The FCS SP2 Reef Boots are the ultimate high performance boot for those warmer waters, featuring unparalleled lightness and sensitivity. Made with a dual traction 1.2 mm rubber binary sole for maximum sensitivity and grip, metalus strap foot-locking system for greater security and fit, and an ankle harness system that combines neoprene and rubber to enhance strength — this boot is perfect for protection and performance in warmer waters and on the reef.